package com.yuxin.tongyi.lsll.util;

import android.app.Activity;
import android.content.Context;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;

public class NetworkDetector {   
    
    public static boolean detect(Activity act) {   
         
       ConnectivityManager manager = (ConnectivityManager) act   
              .getApplicationContext().getSystemService(   
                     Context.CONNECTIVITY_SERVICE);   
         
       if (manager == null) {   
           return false;   
       }   
         
       NetworkInfo networkinfo = manager.getActiveNetworkInfo();   
         
       if (networkinfo == null || !networkinfo.isAvailable()) {   
           return false;   
       }   
    
       return true;   
    }   
} 